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32 x 4 LCD Controller IC HT1621B 48SSOP (5 pieces)

US$2.47
Out of stock
Product ID
HT1621B-48SSOP
32 x 4 LCD Controller HT1621B 48SSOP

Description

Holtek’s HT162x series of devices are a range of ram mapping LCD drivers which support multiple LCD display modes. These devices include serial communication, a WDT and Time Base functions. A tone function provides a fixed frequency output which can be used to drive a piezo buzzer. The integrated power saving mode greatly reduces power consumption. The HT1621 is a 128-pattern (32x4) LCD driver chip in the series. HT1621B is the part number for its 48SSOP and 48LQFP package.

NOTE

  1. Each purchasing unit includes 5 pieces of IC.
  2. The product image is for showing the product appearance, the pin count shown may not match the product pin count. Please check document for detail package information.

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1-9 - US$2.47
10-99 15% US$2.10
100-499 25% US$1.85
500-999 35% US$1.61
1000-4999 40% US$1.48
5000+ 42% US$1.43
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32 x 4 LCD Controller HT1621B 48SSOP

Features

  1. Operating voltage: 2.4V - 5.2V
  2. Built-in 256kHz RC oscillator
  3. External 32.768kHz crystal or 256kHz frequency source input
  4. Selection of 1/2 or 1/3 bias, and selection of 1/2 or 1/3 or 1/4 duty LCD applications
  5. Internal time base frequency sources
  6. Two selectable buzzer frequencies (2kHz/4kHz)
  7. Power down command reduces power consumption
  8. Built-in time base generator and WDT
  9. Time base or WDT overflow output
  10. 8 kinds of time base/WDT clock sources
  11. 32×4 LCD driver - Built-in 32×4 bit display RAM
  12. 3-wire serial interface
  13. Internal LCD driving frequency source
  14. Software configuration feature
  15. Data mode and command mode instructions
  16. R/W address auto increment
  17. Three data accessing modes
  18. VLCD pin for adjusting LCD operating voltage

Resources

  1. IC: Holtek HT1621, RAM Mapping 32 x 4 LCD Controller (including datasheet, package iniformation, etc.)
  2. Application Note: AN0468E, HT162x Application Guidelines
More Information
HS Code (reference) 8542.39.00.22-8
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